322755875681 has 4 divisors (see below), whose sum is σ = 322758510000. Its totient is φ = 322753241364.

The previous prime is 322755875639. The next prime is 322755875693. The reversal of 322755875681 is 186578557223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322755875681 is a prime.

It is a super-2 number, since 2×322755875681² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322755875681.

It is not an unprimeable number, because it can be changed into a prime (322755875881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123931 + ... + 1381568.

It is an arithmetic number, because the mean of its divisors is an integer number (80689627500).

Almost surely, 2^322755875681 is an apocalyptic number.

It is an amenable number.

322755875681 is a deficient number, since it is larger than the sum of its proper divisors (2634319).

322755875681 is a wasteful number, since it uses less digits than its factorization.

322755875681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634318.

The product of its digits is 28224000, while the sum is 59.

The spelling of 322755875681 in words is "three hundred twenty-two billion, seven hundred fifty-five million, eight hundred seventy-five thousand, six hundred eighty-one".